DataItem part in EGL source format

You declare a DataItem part in an EGL file, which is described in EGL source format.

Syntax diagram for a dataItem part

DataItem dataItemPartName ... end: Identifies the part as a dataItem part and specifies the name. For rules, see naming conventions.
primitiveType: The primitive type assigned to the dataItem part.
length: An integer that reflects the length of the dataItem part. The value of any variable that is based on the part includes the specified number of characters or digits.
decimals: For a numeric, fixed type other than MONEY (specifically, BIN, DECIMAL, NUM, NUMC, or PACF), you may specify decimals, which is an integer that represents the number of places after the decimal point. The maximum number of decimal positions is the smaller of two numbers: 18 or the number of digits declared as length. The decimal point is not stored with the data.
"dateTimeMask": For items of type INTERVAL or TIMESTAMP, you may specify "dateTimeMask", which assigns a meaning (such as "year digit") to a given position in the item value. The mask is not stored with the data.
property: An item property, as described in Overview of EGL properties and overrides.